Aliyun.Acs.Core.Auth.ShaHmac1.SignString C# (CSharp) Method

        public override String SignString(String source, String accessSecret)
        {
            using (var algorithm = KeyedHashAlgorithm.Create("HMACSHA1"))
            {
                algorithm.Key = Encoding.UTF8.GetBytes(accessSecret.ToCharArray());
                return Convert.ToBase64String(algorithm.ComputeHash(Encoding.UTF8.GetBytes(source.ToCharArray())));
            }
        }